Question is solved on the basis of concept of yield.
15 218219831215) (04. 15) 18. Tungsten (W) is recovered from its oxide (WO3) by reaction with H2. The balanced equat...
1.What is the percent yield of a reaction in which 45.5 g of tungsten (VI) oxide (WO3) reacts with excess hydrogen gas to produce metallic tungsten and 9.60 mL of water? (density of water = 1.00 g/mL; molar mass of WO3 = 231. 84 g/mol; and molar mass of H2O = 18.01 g/mol) WO3 + 3H2(g) → W(s) + 3H2O(l) 2.A solution is prepared by mixing 115 mL of 0.34 M NaNO3 and 125 mL of 0.56 M Na2CO3. What...
17. A student recovered 42.6 g of magnesium nitride (Mg3N2) from the reaction of 50.0 g of Mg and 50.0 g of nitrogen (N2). The balanced equation for this reaction is shown in Equation 15. Calculate the percent yield of Mg3N2 3 Mg(s) + N2(g) → Mg N2(s) (Eq. 15)
Consider the balanced equation for the following reaction: 3H2SO4(aq) + 2Fe(s) → 3H2(g) + Fe2(SO4)3(aq) If 57.0 grams of Fe(s) reacts with an excess of H2SO4(aq) and the percent yield of H2(g) is 73.0%, determine the mass of H2(g) formed in the reaction.
When 10.58 g H2 react by the following balanced equation, 32.8 g H2O are formed. What is the percent yield of the reaction? 2 H2(g) + O2(g) → 2H2O(l) Select the correct answer below: 32.2% 34.7% 65.3% 38.9%
6. Given the reaction represented by the balanced equation: Sn(s) + 2 HF (aq) - SnF2(s) + H2(8) a. Calculate the number of grams of SnF2 that can be produced theoretically by mixing 10.00 g of Sn with excess HF. b. If only 11.00 g of SnF, were produced, calculate the percent yield,
Ammonia is produced from the reaction of nitrogen and hydrogen according to the following balanced equation: N2(g) + 3H2(g) + 2NH3 (9) a What is the maximum mass of ammonia that can be produced from a mixture of 1.20 x 103 g N2 and 5.90 x 102 g H2? Mass = g
1. Consider the balanced equation for the following reaction: 6HC(aq) + 2Al(s)-3H2(g)+ 2AICI3 (s) If the percent yield of H2(g) is 71.0% and 8.00 grams of H2(g) forms, determine the theoretical yield of H2(g) in moles 6.71 moles 5.59 moles 2.80 moles 8.39 moles 10.1 moles Use the slider to rate your confidence on this question. 100 Very confident Not at all confident Iros 55. 44 22F
3. For the chemical reaction CH(9) + 4C12(g) → CCIC) + 4HC(9) a. how many grams of Cl2 are needed to produce 4.75 g of CCL? b. how many grams of HCI will be produced from 0.083 g of CH4? c. how many grams of CH4 are needed to react with 2.30 g of Cl2? d. how many grams of CCl4 are produced at the same time that 1.23 g of HCI are produced? 4. Tungsten (W) metal, used to...
Time Remaining:04:12:6 Consider the following balanced equation: 6HCl(aq) + 2Al(s) + 3H2(g) + 2AlCl3(S) 11 1.80x102 grams of HCl(aq) reacts with an excess of Al(s), and the percent yield is 53.6%, how many grams AlCl3(s) will actually be produced? 2.76x109 3.54x1099 9.88x1099 1.18*109 5.02*1099 Use the slider to rate your confidence on this question 100 Not at all confident Very confident
a. 2Al(s)+3Cl2(g)→2AlCl3(s) You are given 19.0 g of aluminum and 24.0 g of chlorine gas.If you had excess aluminum, how many moles of aluminum chloride could be produced from 24.0 g of chlorine gas, Cl2? b. Determine the balanced chemical equation for this reaction. C8H18(g)+O2(g)→CO2(g)+H2O(g) c. 3H2(g)+N2(g)→2NH3(g) 1.08 g H2 is allowed to react with 10.3 g N2, producing 1.04 g NH3. What is the theoretical yield for this reaction under the given conditions? What is the percent yield for...